Cirsium japonicum DC (CJDC) has an inhibition of heart rate.

大蓟有抑制心率的作用。

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Washington, DC: Carbon dioxide (CO2) emissions arecausing ocean acidification to progress at an unprecedented rate, a newAmerican research has found.

华盛顿特区：美国一项新的研究发现二氧化碳（CO2）的排放使海洋酸化以前所未有的速度进展。

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A survey by Robert Carroll of American University in Washington, DC, found that the top rate in OECD countries (excluding America) had dropped from 51% in the early 1980s to 32% by 2009.

由美国华盛顿大学的教授罗伯特·卡罗尔(Robert Carroll)的一项调查显示，结合组织国家(美国除外)的企业税率从上世纪80年代早期的51%降至2009年的32%。

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DC, the rate is 2, 600, while in Newark, New Jersey, it reaches a staggering 3, 840.

ECONOMIST: Death and the American

Employment growth, thanks to boom-times for lobbyists and their ilk, has reduced metro Washington, DC's, unemployment rate from 6.2% to 6%.

ECONOMIST: American firms are hiring again, but hold the cheers

Hopefully the infrastructure will have grown by then as well -- Tesla's already working on DC "superchargers" compatible with the Model S and capable of recharging its batteries at a rate of 300 miles of range per hour of charge.

ENGADGET: Tesla Model S first drive: the sports sedan goes electric (update: video)